16668781920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{27109}}^1$

素因数の和:27198

約数の個数: 288

約数和(自身を含む): 66076395840

約数和(自身を除く): 49407613920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 61, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 122, 126, 140, 144, 160, 168, 180, 183, 210, 224, 240, 244, 252, 280, 288, 305, 315, 336, 360, 366, 420, 427, 480, 488, 504, 549, 560, 610, 630, 672, 720, 732, 840, 854, 915, 976, 1008, 1098, 1120, 1220, 1260, 1281, 1440, 1464, 1680, 1708, 1830, 1952, 2016, 2135, 2196, 2440, 2520, 2562, 2745, 2928, 3360, 3416, 3660, 3843, 4270, 4392, 4880, 5040, 5124, 5490, 5856, 6405, 6832, 7320, 7686, 8540, 8784, 9760, 10080, 10248, 10980, 12810, 13664, 14640, 15372, 17080, 17568, 19215, 20496, 21960, 25620, 27109, 29280, 30744, 34160, 38430, 40992, 43920, 51240, 54218, 61488, 68320, 76860, 81327, 87840, 102480, 108436, 122976, 135545, 153720, 162654, 189763, 204960, 216872, 243981, 271090, 307440, 325308, 379526, 406635, 433744, 487962, 542180, 569289, 614880, 650616, 759052, 813270, 867488, 948815, 975924, 1084360, 1138578, 1219905, 1301232, 1518104, 1626540, 1653649, 1707867, 1897630, 1951848, 2168720, 2277156, 2439810, 2602464, 2846445, 3036208, 3253080, 3307298, 3415734, 3795260, 3903696, 4337440, 4554312, 4879620, 4960947, 5692890, 6072416, 6506160, 6614596, 6831468, 7590520, 7807392, 8268245, 8539335, 9108624, 9759240, 9921894, 11385780, 11575543, 13012320, 13229192, 13662936, 14882841, 15181040, 16536490, 17078670, 18217248, 19518480, 19843788, 22771560, 23151086, 24804735, 26458384, 27325872, 29765682, 30362080, 33072980, 34157340, 34726629, 39036960, 39687576, 45543120, 46302172, 49609470, 52916768, 54651744, 57877715, 59531364, 66145960, 68314680, 69453258, 74414205, 79375152, 91086240, 92604344, 99218940, 104179887, 115755430, 119062728, 132291920, 136629360, 138906516, 148828410, 158750304, 173633145, 185208688, 198437880, 208359774, 231510860, 238125456, 264583840, 273258720, 277813032, 297656820, 347266290, 370417376, 396875760, 416719548, 463021720, 476250912, 520899435, 555626064, 595313640, 694532580, 793751520, 833439096, 926043440, 1041798870, 1111252128, 1190627280, 1389065160, 1666878192, 1852086880, 2083597740, 2381254560, 2778130320, 3333756384, 4167195480, 5556260640, 8334390960, 16668781920]

約数ペア:

[(1, 16668781920), (2, 8334390960), (3, 5556260640), (4, 4167195480), (5, 3333756384), (6, 2778130320), (7, 2381254560), (8, 2083597740), (9, 1852086880), (10, 1666878192), (12, 1389065160), (14, 1190627280), (15, 1111252128), (16, 1041798870), (18, 926043440), (20, 833439096), (21, 793751520), (24, 694532580), (28, 595313640), (30, 555626064), (32, 520899435), (35, 476250912), (36, 463021720), (40, 416719548), (42, 396875760), (45, 370417376), (48, 347266290), (56, 297656820), (60, 277813032), (61, 273258720), (63, 264583840), (70, 238125456), (72, 231510860), (80, 208359774), (84, 198437880), (90, 185208688), (96, 173633145), (105, 158750304), (112, 148828410), (120, 138906516), (122, 136629360), (126, 132291920), (140, 119062728), (144, 115755430), (160, 104179887), (168, 99218940), (180, 92604344), (183, 91086240), (210, 79375152), (224, 74414205), (240, 69453258), (244, 68314680), (252, 66145960), (280, 59531364), (288, 57877715), (305, 54651744), (315, 52916768), (336, 49609470), (360, 46302172), (366, 45543120), (420, 39687576), (427, 39036960), (480, 34726629), (488, 34157340), (504, 33072980), (549, 30362080), (560, 29765682), (610, 27325872), (630, 26458384), (672, 24804735), (720, 23151086), (732, 22771560), (840, 19843788), (854, 19518480), (915, 18217248), (976, 17078670), (1008, 16536490), (1098, 15181040), (1120, 14882841), (1220, 13662936), (1260, 13229192), (1281, 13012320), (1440, 11575543), (1464, 11385780), (1680, 9921894), (1708, 9759240), (1830, 9108624), (1952, 8539335), (2016, 8268245), (2135, 7807392), (2196, 7590520), (2440, 6831468), (2520, 6614596), (2562, 6506160), (2745, 6072416), (2928, 5692890), (3360, 4960947), (3416, 4879620), (3660, 4554312), (3843, 4337440), (4270, 3903696), (4392, 3795260), (4880, 3415734), (5040, 3307298), (5124, 3253080), (5490, 3036208), (5856, 2846445), (6405, 2602464), (6832, 2439810), (7320, 2277156), (7686, 2168720), (8540, 1951848), (8784, 1897630), (9760, 1707867), (10080, 1653649), (10248, 1626540), (10980, 1518104), (12810, 1301232), (13664, 1219905), (14640, 1138578), (15372, 1084360), (17080, 975924), (17568, 948815), (19215, 867488), (20496, 813270), (21960, 759052), (25620, 650616), (27109, 614880), (29280, 569289), (30744, 542180), (34160, 487962), (38430, 433744), (40992, 406635), (43920, 379526), (51240, 325308), (54218, 307440), (61488, 271090), (68320, 243981), (76860, 216872), (81327, 204960), (87840, 189763), (102480, 162654), (108436, 153720), (122976, 135545)]